// **********************************************************************
//
// <copyright>
//
// BBN Technologies
// 10 Moulton Street
// Cambridge, MA 02138
// (617) 873-8000
//
// Copyright (C) BBNT Solutions LLC. All rights reserved.
//
// </copyright>
// **********************************************************************
//
// $Source: /cvs/distapps/openmap/src/openmap/com/bbn/openmap/layer/link/TestLinkServer.java,v $
// $RCSfile: TestLinkServer.java,v $
// $Revision: 1.4.2.2 $
// $Date: 2005/08/09 18:10:44 $
// $Author: dietrick $
//
// **********************************************************************
package com.bbn.openmap.layer.link;
import java.io.IOException;
import java.net.Socket;
import java.util.Iterator;
import java.util.Vector;
import com.bbn.openmap.omGraphics.OMAction;
import com.bbn.openmap.omGraphics.OMGraphic;
/**
* The TestLinkServer is my test implementation of a customized
* LinkServer.
*/
public class TestLinkServer extends LinkServer implements LinkActionConstants,
LinkPropertiesConstants {
int newGraphicCounter = 0;
LinkOMGraphicList clientCreatedGraphics = new LinkOMGraphicList();
/**
* Create child thread that will handle the client.
*
* @param s the socket to communicate over.
*/
public TestLinkServer(Socket s) {
super(s);
}
/**
* handleClient is a method that listens to the link to a client,
* and responds to requests that are made.
*/
public void handleClient() throws IOException {
boolean validQuery;
while (true) {
link.readAndParse();
validQuery = false;
System.out.println("TestLinkServer: fielding request");
LinkMapRequest graphicsQuery = link.getMapRequest();
LinkActionRequest gestureQuery = link.getActionRequest();
LinkActionList actionList = link.getActionList();
if (graphicsQuery != null) {
System.out.println((LinkMapRequest) graphicsQuery);
getRectangle(graphicsQuery, link);
validQuery = true;
}
if (gestureQuery != null) {
System.out.println(gestureQuery);
handleGesture(gestureQuery, link);
validQuery = true;
}
if (actionList != null) {
Vector graphicUpdates = actionList.getGraphicUpdates();
Iterator it = graphicUpdates.iterator();
while (it.hasNext()) {
GraphicUpdate gu = (GraphicUpdate) it.next();
if (gu != null) {
String id = gu.id;
System.out.println("TestLinkServer: graphic id = " + id);
OMGraphic graphic = gu.graphic;
int index = clientCreatedGraphics.getOMGraphicIndexWithId(id);
if (index != Link.UNKNOWN) {
System.out.println("TestLinkServer: modifying graphic");
clientCreatedGraphics.setOMGraphicAt(gu.graphic,
index);
} else {
System.out.println("TestLinkServer: new graphic");
// Set the ID for it, so it can be
// referred to later.
LinkProperties props = (LinkProperties) graphic.getAppObject();
props.setProperty(LPC_GRAPHICID, "graphic"
+ (newGraphicCounter++));
System.out.println("TestLinkServer: new graphic given id "
+ props);
}
clientCreatedGraphics.doAction(gu.graphic,
new OMAction(gu.action));
}
}
}
if (!validQuery) {
huh(link);
}
}
}
/**
* An example of how to handle GraphicsLinkQueries.
*
* @param query the GraphicsLinkQuery, so you can get more
* information about the parameters of the map screen of
* the client.
* @param link the link to communicate the response back to the
* client.
*/
public void getRectangle(LinkMapRequest query, Link link)
throws IOException {
LinkProperties lineProperties = new LinkProperties(LPC_LINECOLOR, "FFFF0000");
lineProperties.setProperty(LPC_GRAPHICID, "testline1");
lineProperties.setProperty(LPC_FILLCOLOR, "FFFF0000");
lineProperties.setProperty(LPC_HIGHLIGHTCOLOR, "FFFFFF00");
lineProperties.setProperty(LPC_LINEWIDTH, "1");
lineProperties.setProperty(LPC_INFO, "Testing info line.");
// lineProperties.setProperty(LPC_URL,
// "http://blatz.bbn.com/users/dietrick/LinkProtocol.html");
int count = 0;
LinkGraphicList gr = new LinkGraphicList(link, new LinkProperties());
LinkBoundingPoly[] bounds = query.getBoundingPolys();
for (int i = 0; i < bounds.length; i++) {
gr.addLine(bounds[i].maxY,
bounds[i].minX,
bounds[i].minY,
bounds[i].maxX,
(int) OMGraphic.LINETYPE_STRAIGHT,
-1,
lineProperties);
count++;
int[] data = new int[10000];
for (int j = 0; j < 10000; j++) {
if (j < 3000) {
data[j] = 0xFFFF0000;
} else if (j < 6000) {
data[j] = 0xFF00FF00;
} else if (j < 8000) {
data[j] = 0xFF0000FF;
} else {
data[j] = 0xFFAAAAAA;
}
}
gr.addGrid(42.0f,
-70.0f,
100,
100,
0.0f,
.001f,
.001f,
LinkGraphicConstants.COLUMN_MAJOR,
data,
new LinkProperties());
count++;
// for (int x = 10; x < 600; x+=2) {
// for (int y = 10; y < 500; y+=50) {
// link.addLine(x, y, x + 40, y + 40, lineSemantics);
// count++;
// }
// }
}
// Handle any other graphics added by client.
LinkGraphic.write(clientCreatedGraphics, link);
gr.end(Link.END_SECTION);
System.out.println("TestLinkServer: Wrote " + count
+ " graphics to output stream");
int des = LinkUtil.setMask(0, MOUSE_CLICKED_MASK);
// des = LinkUtil.setMask(des, MOUSE_MOVED_MASK);
des = LinkUtil.unsetMask(des, SERVER_NOTIFICATION_MASK);
new LinkActionRequest(link, des, Link.END_TOTAL);
System.out.println("TestLinkServer: Wrote gesture descriptor to output stream");
}
/**
* An example of how to handle LinkActionRequest.
*
* @param glq the LinkActionRequest, so you can get more
* information about the parameters of the gesture frome
* the client.
* @param link the link to communicate the response back to the
* client.
*/
public void handleGesture(LinkActionRequest glq, Link link)
throws IOException {
// int descriptor = glq.getDescriptor();
LinkProperties props = new LinkProperties();
props.setProperty(LPC_INFO, ("Mouse Clicked at: x = " + glq.getX()
+ ", y = " + glq.getY()));
LinkActionList glr = new LinkActionList(link, props);
String gid = glq.getGraphicID();
if (gid == null) {
System.out.println("Deselecting graphic");
glr.deselectGraphics();
} else {
System.out.println("Selecting graphic");
props.clear();
props.setProperty(LPC_GRAPHICID, gid);
glr.modifyGraphic(MODIFY_SELECT_GRAPHIC_MASK, props);
}
glr.end(Link.END_TOTAL);
}
}